/*
 * Copyright (c) JForum Team
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, 
 * with or without modification, are permitted provided 
 * that the following conditions are met:
 * 
 * 1) Redistributions of source code must retain the above 
 * copyright notice, this list of conditions and the 
 * following  disclaimer.
 * 2)  Redistributions in binary form must reproduce the 
 * above copyright notice, this list of conditions and 
 * the following disclaimer in the documentation and/or 
 * other materials provided with the distribution.
 * 3) Neither the name of "Rafael Steil" nor 
 * the names of its contributors may be used to endorse 
 * or promote products derived from this software without 
 * specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT 
 * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, 
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 
 * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 
 * IN CONTRACT, STRICT LIABILITY, OR TORT 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
 * 
 * Created on Jan 30, 2005 11:38:30 AM
 * The JForum Project
 * http://www.jforum.net
 */
package net.jforum.dao.generic;

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import net.jforum.JForumExecutionContext;
import net.jforum.dao.ModerationDAO;
import net.jforum.entities.ModerationPendingInfo;
import net.jforum.entities.Post;
import net.jforum.entities.TopicModerationInfo;
import net.jforum.exceptions.DatabaseException;
import net.jforum.util.DbUtils;
import net.jforum.util.preferences.SystemGlobals;

/**
 * @author Rafael Steil
 * @version $Id: GenericModerationDAO.java,v 1.9 2007/07/30 16:31:29 rafaelsteil
 *          Exp $
 */
public class GenericModerationDAO implements ModerationDAO {
    /**
     * @see net.jforum.dao.ModerationDAO#aprovePost(int)
     */
    public void aprovePost(int postId) {
	PreparedStatement p = null;
	try {
	    p = JForumExecutionContext.getConnection().prepareStatement(
		    SystemGlobals.getSql("ModerationModel.aprovePost"));
	    p.setTimestamp(1, new Timestamp(System.currentTimeMillis()));
	    p.setInt(2, postId);
	    p.executeUpdate();
	} catch (SQLException e) {
	    throw new DatabaseException(e);
	} finally {
	    DbUtils.close(p);
	}
    }

    /**
     * @see net.jforum.dao.ModerationDAO#topicsByForum(int)
     */
    public Map topicsByForum(int forumId) {
	Map m = new HashMap();

	PreparedStatement p = null;
	ResultSet rs = null;

	try {
	    p = JForumExecutionContext.getConnection().prepareStatement(
		    SystemGlobals.getSql("ModerationModel.topicsByForum"));
	    p.setInt(1, forumId);

	    int lastId = 0;
	    TopicModerationInfo info = null;

	    rs = p.executeQuery();

	    while (rs.next()) {
		int id = rs.getInt("topic_id");

		if (id != lastId) {
		    lastId = id;

		    if (info != null) {
			m.put(new Integer(info.getTopicId()), info);
		    }

		    info = new TopicModerationInfo();
		    info.setTopicId(id);
		    info.setTopicReplies(rs.getInt("topic_replies"));
		    info.setTopicTitle(rs.getString("topic_title"));
		}

		if (info != null) {
		    info.addPost(this.getPost(rs));
		}
	    }

	    if (info != null) {
		m.put(new Integer(info.getTopicId()), info);
	    }

	    return m;
	} catch (SQLException e) {
	    throw new DatabaseException(e);
	} finally {
	    DbUtils.close(rs, p);
	}
    }

    protected Post getPost(ResultSet rs) throws SQLException {
	Post p = new Post();

	p.setPostUsername(rs.getString("username"));
	p.setId(rs.getInt("post_id"));
	p.setUserId(rs.getInt("user_id"));
	p.setBbCodeEnabled(rs.getInt("enable_bbcode") == 1);
	p.setHtmlEnabled(rs.getInt("enable_html") == 1);
	p.setSmiliesEnabled(rs.getInt("enable_smilies") == 1);
	p.setSubject(rs.getString("post_subject"));
	p.setText(this.getPostTextFromResultSet(rs));

	return p;
    }

    protected String getPostTextFromResultSet(ResultSet rs) throws SQLException {
	return rs.getString("post_text");
    }

    /**
     * @see net.jforum.dao.ModerationDAO#categoryPendingModeration()
     */
    public List categoryPendingModeration() {
	List l = new ArrayList();
	int lastId = 0;
	ModerationPendingInfo info = null;
	Statement s = null;
	ResultSet rs = null;

	try {
	    s = JForumExecutionContext.getConnection().createStatement();
	    rs = s.executeQuery(SystemGlobals
		    .getSql("ModerationModel.categoryPendingModeration"));

	    while (rs.next()) {
		int id = rs.getInt("categories_id");

		if (id != lastId) {
		    lastId = id;

		    if (info != null) {
			l.add(info);
		    }

		    info = new ModerationPendingInfo();
		    info.setCategoryName(rs.getString("title"));
		    info.setCategoryId(id);
		}

		if (info != null) {
		    info.addInfo(rs.getString("forum_name"),
			    rs.getInt("forum_id"), rs.getInt("total"));
		}
	    }

	    if (info != null) {
		l.add(info);
	    }

	    return l;
	} catch (SQLException e) {
	    throw new DatabaseException(e);
	} finally {
	    DbUtils.close(rs, s);
	}
    }
}
